CN104011999B - 用于输出音频信号的方法和设备 - Google Patents

用于输出音频信号的方法和设备 Download PDF

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Publication number
CN104011999B
CN104011999B CN201280062488.XA CN201280062488A CN104011999B CN 104011999 B CN104011999 B CN 104011999B CN 201280062488 A CN201280062488 A CN 201280062488A CN 104011999 B CN104011999 B CN 104011999B
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CN
China
Prior art keywords
signal
audio signal
vacuum tube
amplification
modulation
Prior art date
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Active
Application number
CN201280062488.XA
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English (en)
Chinese (zh)
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CN104011999A (zh
Inventor
朴海光
文元亨
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Samsung Electronics Co Ltd
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Samsung Electronics Co Ltd
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Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of CN104011999A publication Critical patent/CN104011999A/zh
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Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/181—Low frequency amplifiers, e.g. audio preamplifiers
    • H03F3/183—Low frequency amplifiers, e.g. audio preamplifiers with semiconductor devices only
    • H03F3/185—Low frequency amplifiers, e.g. audio preamplifiers with semiconductor devices only with field-effect devices
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/21—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
    • H03F3/217—Class D power amplifiers; Switching amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/32—Modifications of amplifiers to reduce non-linear distortion
    • H03F1/3241—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits
    • H03F1/3264—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits in audio amplifiers
    • H03F1/327—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits in audio amplifiers to emulate discharge tube amplifier characteristics
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F5/00—Amplifiers with both discharge tubes and semiconductor devices as amplifying elements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
CN201280062488.XA 2011-10-17 2012-10-17 用于输出音频信号的方法和设备 Active CN104011999B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR1020110105974A KR101802333B1 (ko) 2011-10-17 2011-10-17 오디오 신호 출력 방법 및 그에 따른 오디오 신호 처리 장치
KR10-2011-0105974 2011-10-17
PCT/KR2012/008461 WO2013058529A1 (en) 2011-10-17 2012-10-17 Method and apparatus for outputting an audio signal

Publications (2)

Publication Number Publication Date
CN104011999A CN104011999A (zh) 2014-08-27
CN104011999B true CN104011999B (zh) 2017-11-14

Family

ID=48086010

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201280062488.XA Active CN104011999B (zh) 2011-10-17 2012-10-17 用于输出音频信号的方法和设备

Country Status (5)

Country Link
US (1) US9136798B2 (ko)
EP (1) EP2769468B1 (ko)
KR (1) KR101802333B1 (ko)
CN (1) CN104011999B (ko)
WO (1) WO2013058529A1 (ko)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20120089177A (ko) * 2011-02-01 2012-08-09 삼성전자주식회사 오디오 신호 출력 방법 및 그에 따른 오디오 신호 출력 장치
JP2015170987A (ja) * 2014-03-07 2015-09-28 ソニー株式会社 電子回路、電子回路の制御方法、および、電子装置
CN109413549B (zh) * 2017-08-18 2020-03-31 比亚迪股份有限公司 车辆内部的噪声消除方法、装置、设备及存储介质
TWI703815B (zh) * 2017-08-31 2020-09-01 名世電子企業股份有限公司 真空管音頻放大器
US11164551B2 (en) * 2019-02-28 2021-11-02 Clifford W. Chase Amplifier matching in a digital amplifier modeling system

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5032796A (en) * 1989-12-19 1991-07-16 St. Louis Music, Inc. Solid state amplifier simulating vacuum tube distortion characteristics
US5761316A (en) * 1996-02-27 1998-06-02 Pritchard; Eric K. Variable and reactive audio power amplifier
CN1399813A (zh) * 2000-09-27 2003-02-26 三菱电机株式会社 畸变补偿输出控制回路及畸变补偿输出控制方法
WO2003067753A1 (en) * 2002-02-05 2003-08-14 Digital And Analog Co., Ltd Digital pwm input d class amplifier by pwm negative feedback

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0785524B2 (ja) 1988-12-28 1995-09-13 パイオニア株式会社 パルス幅変調増幅回路
JPH0728181B2 (ja) * 1988-12-28 1995-03-29 パイオニア株式会社 パルス幅変調増幅回路
US5973368A (en) * 1996-06-05 1999-10-26 Pearce; Lawrence G. Monolithic class D amplifier
JP3346579B2 (ja) * 1996-10-31 2002-11-18 バング・アンド・オルフセン・エイ エス 強化カスケード制御方法によるパルス変調電力増幅器
US6140870A (en) * 1998-05-18 2000-10-31 Cook; Erick M. Hybrid thermionic valve and solid state audio amplifier
US20040002780A1 (en) * 2002-06-28 2004-01-01 Ting-Yu Chang Computer system with a preamplifier circuit mounted on a motherboard
US7394314B2 (en) * 2005-01-13 2008-07-01 Sigmatel, Inc. Class-D amplifier with noise-immunity feedback
EP1788701A1 (en) * 2005-11-17 2007-05-23 STMicroelectronics S.r.l. Class-D audio amplifier
KR20100008749A (ko) * 2008-07-16 2010-01-26 삼성전자주식회사 스위칭 파워 증폭 장치 및 그 제어 방법
US20100260360A1 (en) 2009-04-14 2010-10-14 Strubwerks Llc Systems, methods, and apparatus for calibrating speakers for three-dimensional acoustical reproduction
US7944302B2 (en) * 2009-08-24 2011-05-17 Fender Musical Instruments Corporation Method and apparatus for biasing an amplifier
US8130495B2 (en) * 2009-09-30 2012-03-06 Kmc Music, Inc. Audio amplifier in compact case with peak voltage and current limiting circuit and thermal cooling tunnel

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5032796A (en) * 1989-12-19 1991-07-16 St. Louis Music, Inc. Solid state amplifier simulating vacuum tube distortion characteristics
US5761316A (en) * 1996-02-27 1998-06-02 Pritchard; Eric K. Variable and reactive audio power amplifier
CN1399813A (zh) * 2000-09-27 2003-02-26 三菱电机株式会社 畸变补偿输出控制回路及畸变补偿输出控制方法
WO2003067753A1 (en) * 2002-02-05 2003-08-14 Digital And Analog Co., Ltd Digital pwm input d class amplifier by pwm negative feedback

Also Published As

Publication number Publication date
JP6129858B2 (ja) 2017-05-17
KR20130041606A (ko) 2013-04-25
EP2769468A4 (en) 2015-07-15
KR101802333B1 (ko) 2017-12-29
US20130094673A1 (en) 2013-04-18
CN104011999A (zh) 2014-08-27
WO2013058529A1 (en) 2013-04-25
JP2014535201A (ja) 2014-12-25
US9136798B2 (en) 2015-09-15
EP2769468B1 (en) 2016-08-10
EP2769468A1 (en) 2014-08-27

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